View Compilation Error

0_0_9351438_21379.cpp:3: error: size of variable 'vis' is too large
0_0_9351438_21379.cpp: In function `int main()':
0_0_9351438_21379.cpp:58: error: `count' undeclared (first use this function)
0_0_9351438_21379.cpp:58: error: (Each undeclared identifier is reported only once for each function it appears in.)